Not so long ago, broth was something you kept in the pantry for soup and risotto. Then bone broth arrived with a rebrand. It showed up in coffee-shop style takeaway cups, in powdered collagen tubs, and in wellness posts promising better skin, stronger joints, and a "healed" gut. A carton of bone broth can easily cost two or three times as much as a carton of ordinary broth sitting on the same shelf.

So is it worth it? The honest answer is more interesting than either the hype or the backlash. Bone broth does differ from regular broth in a few measurable ways, most notably in protein content. But many of the boldest health claims attached to it rest on research done with something else entirely, usually concentrated collagen supplements, rather than on bone broth itself. Here is what the evidence actually shows, where it runs out, and how to decide whether bone broth belongs in your kitchen.

What Actually Separates Bone Broth From Regular Broth

The difference comes down to two variables: what goes into the pot and how long it stays there. Traditional broth is made mostly from meat, sometimes with a few bones, plus vegetables and aromatics. It simmers for an hour or two, long enough to extract flavor but not much else. Stock, its close cousin, leans more heavily on bones and cooks a bit longer, which is why a good homemade stock sets into a wobbly jelly in the fridge.

Bone broth pushes that idea further. It is made primarily from bones and connective tissue, often including knuckles, feet, necks, and joints, which are rich in collagen. It simmers for a long time, commonly 12 to 24 hours for chicken and even longer for beef. Many recipes add a splash of vinegar, on the theory that a little acid helps draw minerals out of the bones.

That long, slow extraction breaks down collagen from the bones, cartilage, and skin into gelatin, which dissolves into the liquid. Gelatin is what gives bone broth its rich, almost silky body and makes it gel when chilled. It is also the source of most of bone broth's extra protein.

It is worth noting that the labels are not tightly regulated. In the United States, there is no strict legal definition of "bone broth," so two products with the same name can be made in very different ways. Some commercial bone broths are slow simmered from collagen rich bones, while others are closer to a conventional stock. Meanwhile, a carefully made homemade stock may be nearly indistinguishable from a bone broth. In other words, the line between the two is less a bright boundary and more a spectrum, with ingredients and cooking time determining where any given batch falls.

What's Really in the Pot: Protein, Collagen, Minerals, and Salt

The clearest, most defensible advantage of bone broth is protein. A typical cup of store-bought chicken or beef broth contains only a gram or two of protein. Many commercial bone broths list somewhere around 8 to 10 grams per cup, and a well made homemade batch can land in a similar range. For a drink with roughly 40 to 50 calories, that is a meaningful amount, which helps explain why bone broth can feel more satisfying than a mug of thin bouillon.

The quality of that protein deserves some nuance, though. Because it comes mostly from gelatin, it is rich in a handful of amino acids, particularly glycine, proline, and hydroxyproline, and low in others. Gelatin is missing tryptophan entirely and is low in leucine, the amino acid most closely tied to building and maintaining muscle. So bone broth is a good way to add protein to your day, but it is not a complete protein in the way eggs, dairy, fish, or meat are. Think of it as a useful supplement to your protein intake rather than a substitute for it.

Minerals are where the marketing tends to outrun the data. Bones are famously full of calcium, magnesium, and phosphorus, so it seems intuitive that simmering them for a day would produce a mineral rich tonic. In practice, laboratory analyses of bone broth have generally found modest mineral levels. Most of the calcium stays locked in the bone matrix rather than dissolving into the liquid, even with added vinegar. A cup of bone broth provides only a small fraction of the calcium in a glass of milk or a serving of yogurt. If you are counting on bone broth to meet your mineral needs, you will likely fall short.

Then there is sodium, which is the factor most likely to tip the scales for everyday health. Regular boxed broth is often very salty, with many standard versions containing 800 milligrams of sodium or more per cup, which is a large share of the roughly 2,300 milligram daily limit recommended for most adults. Bone broths vary widely here. Some are lightly salted, while others are just as salty as conventional broth. In many cases, the difference in sodium between two individual products matters more than the difference between the two categories. Reading the label, or choosing a low sodium option of either type, may do more for your health than the bone broth versus broth decision itself.

Finally, bone broth contains some fat, depending on the bones used and whether it is skimmed, along with trace amounts of compounds such as glucosamine and chondroitin from cartilage. Those trace compounds are often cited in marketing, but the amounts in a cup of broth are typically small compared with the doses tested in supplement studies, and those supplement studies themselves have produced mixed results.

The Health Claims Versus the Evidence

Most of the excitement around bone broth centers on collagen, and here a key distinction matters. There is a reasonable and growing body of research on collagen supplements, typically hydrolyzed collagen peptides taken in carefully measured doses of around 2.5 to 15 grams per day. Several randomized trials and reviews suggest these supplements may produce modest improvements in skin hydration and elasticity, and some studies report reduced joint pain in people with osteoarthritis or in athletes with activity related joint discomfort. The effects are generally small, the quality of studies is uneven, and many are funded by supplement makers, but the signal is not nothing.

The problem is that bone broth is not a collagen supplement. When you eat collagen, in any form, your body digests it into amino acids and small peptides rather than shuttling it intact to your skin or knees. Whether those building blocks reach meaningful levels depends on how much you consume. A 2019 study by researchers at the Australian Institute of Sport tested a range of homemade and commercial bone broths and found that the concentrations of key collagen building blocks were generally low and highly variable from batch to batch. The authors concluded that bone broth was unlikely to reliably deliver the amounts used in collagen research. You might get a decent dose from one pot and very little from the next.

That said, there are intriguing hints that gelatin itself can play a role. A small 2017 study published in the American Journal of Clinical Nutrition gave participants gelatin enriched with vitamin C before a short bout of jumping exercise and found that markers of collagen production in the blood roughly doubled at the highest dose. That suggests gelatin can provide useful raw material for connective tissue. However, the gelatin dose was precise and fairly large, and the study did not use bone broth. Translating that result to a daily mug of broth involves a lot of assumptions.

Gut health is another popular claim, often framed around "healing a leaky gut." The reasoning usually points to glycine and glutamine, amino acids that play roles in maintaining the intestinal lining. Some animal and laboratory studies support the idea that these compounds can influence gut barrier function. But there are no strong human clinical trials showing that drinking bone broth improves gut health, digestive symptoms, or conditions like irritable bowel syndrome. For now, this claim is best described as plausible but unproven.

What about the old idea that broth helps when you are sick? Here, the evidence is surprisingly charming, if limited. A frequently cited 2000 study in the journal Chest found that chicken soup slightly reduced the movement of certain inflammatory white blood cells in a lab dish, a possible mild anti-inflammatory effect. Warm liquids can also help loosen congestion, and broth provides fluids and sodium that can be useful when you are not eating much. None of this is specific to bone broth, though. A regular chicken soup offers the same comforting benefits.

Finally, it is fair to ask about risks. In 2013, a small British study raised concern after finding elevated lead levels in broth made from organic chicken bones, since bones can store lead the animal absorbed during its life. Later analyses have generally found lead levels in bone broth to be low, and the original study was small. Still, if you drink bone broth daily, it is a reasonable precaution to vary your protein sources and choose reputable brands or bones from trusted suppliers. People who are sensitive to histamine sometimes also report reacting to long simmered broths, which can accumulate histamine during extended cooking.

The Bottom Line: Is Bone Broth Worth It?

So, is bone broth actually healthier than regular broth? In one concrete sense, yes. It typically delivers several times more protein per cup, along with a satisfying body that can make it a genuinely useful snack or base for meals. If you are trying to increase your protein intake, recovering from illness and struggling to eat, or simply looking for a warm, low calorie drink that feels substantial, bone broth has a real edge over the thin stuff.

Beyond that, the case gets weaker. Bone broth is not a reliable source of minerals, its collagen content is too variable to match the doses used in supplement studies, and claims about healing the gut or reversing joint damage have not been tested in meaningful human trials. Those benefits may exist in some modest form, but they have not been demonstrated, and they should not justify paying a steep premium on their own.

If you enjoy bone broth, there is little reason to stop. A few simple habits will help you get the most out of it. Check the label for protein content, which is a decent signal of how much gelatin a product actually contains, and look for options with lower sodium. If you make it at home, include collagen rich parts like chicken feet, wings, or beef knuckles, and let it simmer long enough to gel when chilled. Pairing it with foods rich in vitamin C, which your body needs to build collagen, is a sensible touch backed by basic physiology.

And if you prefer regular broth, or simply cannot justify the price, you are not missing out on anything essential. Your body builds collagen from protein you eat throughout the day, whether it comes from fish, eggs, beans, poultry, or dairy, along with nutrients like vitamin C, zinc, and copper. A varied diet with enough protein will do far more for your skin, joints, and gut than any single mug of broth. Bone broth can be a delicious, nourishing part of that picture. It just is not the miracle elixir its marketing suggests.